Sacrifice (sac) bunt: The sac bunt is designed to move baserunners over to the next base. Doing so requires the fielders to throw the batter out at first base. A suicide squeeze is a sacrifice bunt designed to score a runner.
Bunt for a base hit: This bunt has no real name. It is a bunt designed to cross up the fielders and allow the batter to reach first base safely. A drag bunt is pulled down the baseline.